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I just got everything fixed on my earthquake and even put fresh batteries in my remote and receiver before making final adjustments to everything before finally breaking in the new engine but as soon...

I have had my earthquake 3.5 for about a year now and considering I bought it used and I run it pretty rough I think its held up pretty damn well. Ive recently done an engine swap and im now waiting...

I feel like an idiot for not checking this first but my problem was that 3 of the 4 head bolts were a little loose. I thought I tightened them down enough from the start but I guess not. Im scared to...

I just replaced the engine in my earthquake 3.5 with an SH M21 P3 engine. Only difference is the cooling head is slightly bigger on the new engine and it had a different crank than the stock engine....